From: Todd Poynor <toddpoynor@google.com>
Date: Fri, 20 Jul 2018 03:49:06 +0000 (-0700)
Subject: staging: gasket: don't treat no device reset callback as an error
X-Git-Tag: rel_imx_4.19.35_1.1.0~9469^2~444
X-Git-Url: https://git.somdevices.com/?a=commitdiff_plain;h=ec45f01668e42f3dc3f18e11fa8655ad150ca250;p=linux.git

staging: gasket: don't treat no device reset callback as an error

It is not an error for a device to not have a reset callback registered.

Signed-off-by: Simon Que <sque@chromium.org>
Signed-off-by: Todd Poynor <toddpoynor@google.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
---

diff --git a/drivers/staging/gasket/gasket_core.c b/drivers/staging/gasket/gasket_core.c
index 53236e1ba4e4..eb5ad161ccda 100644
--- a/drivers/staging/gasket/gasket_core.c
+++ b/drivers/staging/gasket/gasket_core.c
@@ -1836,11 +1836,8 @@ int gasket_reset_nolock(struct gasket_dev *gasket_dev, uint reset_type)
 	const struct gasket_driver_desc *driver_desc;
 
 	driver_desc = gasket_dev->internal_desc->driver_desc;
-	if (!driver_desc->device_reset_cb) {
-		gasket_log_error(
-			gasket_dev, "No device reset callback was registered.");
-		return -EINVAL;
-	}
+	if (!driver_desc->device_reset_cb)
+		return 0;
 
 	/* Perform a device reset of the requested type. */
 	ret = driver_desc->device_reset_cb(gasket_dev, reset_type);